#include <stdio.h>
#include <stdlib.h>

const long crc_32_table[256] =  
{		
	0x00000000,   0x77073096,   0xEE0E612C,   0x990951BA,  
    0x076DC419,   0x706AF48F,   0xE963A535,   0x9E6495A3,  
    0x0EDB8832,   0x79DCB8A4,   0xE0D5E91E,   0x97D2D988,  
    0x09B64C2B,   0x7EB17CBD,   0xE7B82D07,   0x90BF1D91,  
    0x1DB71064,   0x6AB020F2,   0xF3B97148,   0x84BE41DE,  
    0x1ADAD47D,   0x6DDDE4EB,   0xF4D4B551,   0x83D385C7,  
    0x136C9856,   0x646BA8C0,   0xFD62F97A,   0x8A65C9EC,  
    0x14015C4F,   0x63066CD9,   0xFA0F3D63,   0x8D080DF5,  
    0x3B6E20C8,   0x4C69105E,   0xD56041E4,   0xA2677172,  
    0x3C03E4D1,   0x4B04D447,   0xD20D85FD,   0xA50AB56B,  
    0x35B5A8FA,   0x42B2986C,   0xDBBBC9D6,   0xACBCF940,  
    0x32D86CE3,   0x45DF5C75,   0xDCD60DCF,   0xABD13D59,  
    0x26D930AC,   0x51DE003A,   0xC8D75180,   0xBFD06116,  
    0x21B4F4B5,   0x56B3C423,   0xCFBA9599,   0xB8BDA50F,  
    0x2802B89E,   0x5F058808,   0xC60CD9B2,   0xB10BE924,  
    0x2F6F7C87,   0x58684C11,   0xC1611DAB,   0xB6662D3D,  
    0x76DC4190,   0x01DB7106,   0x98D220BC,   0xEFD5102A,  
    0x71B18589,   0x06B6B51F,   0x9FBFE4A5,   0xE8B8D433,  
    0x7807C9A2,   0x0F00F934,   0x9609A88E,   0xE10E9818,  
    0x7F6A0DBB,   0x086D3D2D,   0x91646C97,   0xE6635C01,  
    0x6B6B51F4,   0x1C6C6162,   0x856530D8,   0xF262004E,  
    0x6C0695ED,   0x1B01A57B,   0x8208F4C1,   0xF50FC457,  
    0x65B0D9C6,   0x12B7E950,   0x8BBEB8EA,   0xFCB9887C,  
    0x62DD1DDF,   0x15DA2D49,   0x8CD37CF3,   0xFBD44C65,  
    0x4DB26158,   0x3AB551CE,   0xA3BC0074,   0xD4BB30E2,  
    0x4ADFA541,   0x3DD895D7,   0xA4D1C46D,   0xD3D6F4FB,  
    0x4369E96A,   0x346ED9FC,   0xAD678846,   0xDA60B8D0,  
    0x44042D73,   0x33031DE5,   0xAA0A4C5F,   0xDD0D7CC9,  
    0x5005713C,   0x270241AA,   0xBE0B1010,   0xC90C2086,  
    0x5768B525,   0x206F85B3,   0xB966D409,   0xCE61E49F,  
    0x5EDEF90E,   0x29D9C998,   0xB0D09822,   0xC7D7A8B4,  
    0x59B33D17,   0x2EB40D81,   0xB7BD5C3B,   0xC0BA6CAD,  
    0xEDB88320,   0x9ABFB3B6,   0x03B6E20C,   0x74B1D29A,  
    0xEAD54739,   0x9DD277AF,   0x04DB2615,   0x73DC1683,  
    0xE3630B12,   0x94643B84,   0x0D6D6A3E,   0x7A6A5AA8,  
    0xE40ECF0B,   0x9309FF9D,   0x0A00AE27,   0x7D079EB1,  
    0xF00F9344,   0x8708A3D2,   0x1E01F268,   0x6906C2FE,  
    0xF762575D,   0x806567CB,   0x196C3671,   0x6E6B06E7,  
    0xFED41B76,   0x89D32BE0,   0x10DA7A5A,   0x67DD4ACC,  
    0xF9B9DF6F,   0x8EBEEFF9,   0x17B7BE43,   0x60B08ED5,  
    0xD6D6A3E8,   0xA1D1937E,   0x38D8C2C4,   0x4FDFF252,  
    0xD1BB67F1,   0xA6BC5767,   0x3FB506DD,   0x48B2364B,  
    0xD80D2BDA,   0xAF0A1B4C,   0x36034AF6,   0x41047A60,  
    0xDF60EFC3,   0xA867DF55,   0x316E8EEF,   0x4669BE79,  
    0xCB61B38C,   0xBC66831A,   0x256FD2A0,   0x5268E236,  
    0xCC0C7795,   0xBB0B4703,   0x220216B9,   0x5505262F,  
    0xC5BA3BBE,   0xB2BD0B28,   0x2BB45A92,   0x5CB36A04,  
    0xC2D7FFA7,   0xB5D0CF31,   0x2CD99E8B,   0x5BDEAE1D,  
    0x9B64C2B0,   0xEC63F226,   0x756AA39C,   0x026D930A,  
    0x9C0906A9,   0xEB0E363F,   0x72076785,   0x05005713,  
    0x95BF4A82,   0xE2B87A14,   0x7BB12BAE,   0x0CB61B38,  
    0x92D28E9B,   0xE5D5BE0D,   0x7CDCEFB7,   0x0BDBDF21,  
    0x86D3D2D4,   0xF1D4E242,   0x68DDB3F8,   0x1FDA836E,  
    0x81BE16CD,   0xF6B9265B,   0x6FB077E1,   0x18B74777,  
    0x88085AE6,   0xFF0F6A70,   0x66063BCA,   0x11010B5C,  
    0x8F659EFF,   0xF862AE69,   0x616BFFD3,   0x166CCF45,  
    0xA00AE278,   0xD70DD2EE,   0x4E048354,   0x3903B3C2,  
    0xA7672661,   0xD06016F7,   0x4969474D,   0x3E6E77DB,  
    0xAED16A4A,   0xD9D65ADC,   0x40DF0B66,   0x37D83BF0,  
    0xA9BCAE53,   0xDEBB9EC5,   0x47B2CF7F,   0x30B5FFE9,  
    0xBDBDF21C,   0xCABAC28A,   0x53B39330,   0x24B4A3A6,  
    0xBAD03605,   0xCDD70693,   0x54DE5729,   0x23D967BF,  
    0xB3667A2E,   0xC4614AB8,   0x5D681B02,   0x2A6F2B94,  
    0xB40BBE37,   0xC30C8EA1,   0x5A05DF1B,   0x2D02EF8D
};

void failed(char* err){fprintf(stderr,"Error: %s",err); exit(1);}

int main(int argc,char* argv[]){
	unsigned char *c,*Buf;
	unsigned long crc32=0xffffffff,l;
	if(argc!=2)
		failed("1 Argument Required\0");
  Buf=malloc(32768);
	freopen(argv[1],"rb",stdin);
	while(l=fread(Buf,1,32768,stdin))
    for(c=Buf;l!=0;c++,l--)
		  crc32=(crc32>>8)^crc_32_table[(*c)^(crc32&0xFF)];
	fclose(stdin);
	crc32=~crc32;
	fprintf(stdout,"CRC32  = %X",crc32);
	return 0;
}
